289756061

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{7591}}^1$

素因数の和:7665

約数の個数: 24

約数和(自身を含む): 363504960

約数和(自身を除く): 73748899

約数列:

[1, 7, 19, 41, 49, 133, 287, 779, 931, 2009, 5453, 7591, 38171, 53137, 144229, 311231, 371959, 1009603, 2178617, 5913389, 7067221, 15250319, 41393723, 289756061]

約数ペア:

[(1, 289756061), (7, 41393723), (19, 15250319), (41, 7067221), (49, 5913389), (133, 2178617), (287, 1009603), (779, 371959), (931, 311231), (2009, 144229), (5453, 53137), (7591, 38171)]